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Lenovo G40-70M ACLUB NM-A273 BIOS

BIOS NM-A273 Added: Aug 9, 2022 RAR · 7.8 MB

File details

TypeBIOS
BrandLenovo
ModelG40-70M
Board numberNM-A273
PlatformACLUB
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size7.8 MB
Markstested by uploader
AddedAugust 9, 2022
Updated
Original file nameLENOVO_G40_70M_ACLUA_ACLUB_NM_A273_REV_1_0_2013_12_27_WORKING_BIOS.rar

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

No other copies are known yet.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

From the original post:
LENOVO G40-70M ACLUA ACLUB NM-A273 REV 1.0 2013-12-27 WORKING BIOS 100%

BIOS dump for the Lenovo G40-70M laptop, Compal board NM-A273 revision 1.0 (platform ACLUB), supplied as a RAR archive of about 7.8 MB. The uploader marked it as tested, though that is their own claim and not something the catalog has checked. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For board NM-A273 the catalog also has 2 schematics, 2 boardview files, and 11 BIOS dumps.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

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Questions about this file

How do I flash this BIOS dump?

Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.

Will this BIOS work on my board?

Only if the board number and revision match: Lenovo G40-70M ACLUB NM-A273. Dumps from a different board or revision can leave the board dead.

What does “clean ME” mean?

The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.

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